def load(cls):
with open(cls.PATH, "r") as rf:
wallet_json = json.load(rf)
wallet_xpub = ExtPubKey(wallet_json["wallet_xpub"])
master_fingerprint = x(wallet_json["master_fingerprint"])
base_keypath = HDKeyPath(wallet_json["base_keypath"])
current_block = Block.from_json(wallet_json["current_block"])
raw_external_addresses = wallet_json["external_addresses"]
raw_change_addresses = wallet_json["change_addresses"]
external_addresses = [
WalletAddress(
wallet_xpub, base_keypath, child_number, False,
address["was_recovered"], address["is_fresh"],
[Utxo.from_json(utxo) for utxo in address["utxos"]],
address.get("label"))
for child_number, address in enumerate(raw_external_addresses)
]
change_addresses = [
WalletAddress(
wallet_xpub, base_keypath, child_number, True,
address["was_recovered"], address["is_fresh"],
[Utxo.from_json(utxo) for utxo in address["utxos"]])
for child_number, address in enumerate(raw_change_addresses)
]
return (wallet_xpub, master_fingerprint, base_keypath,
current_block, external_addresses, change_addresses)
def from_json(cls, json: dict):
return cls(
Block.from_json(json["block"]),
TxIn(
OutPoint(
lx(json["prevout"]["hash"]),
json["prevout"]["n"]
)
),
TxOut(
json["value"],
lx(json["script_pubkey"])
)
)